Two of the four principle classes of organic compounds are proteins and nucleic acids. What is
the relationship between proteins and nucleic acids?

THANKS F0R THE FREE P0INTS

Explanation:

the answer is c. altitude. hope this ! #brainiac

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )